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Search›Companies›OSAÜHING STR INVEST
10709969ActivePrivate limited companyEE100656561 · VAT-registered

OSAÜHING STR INVEST

Harju maakond, Tallinn, Kesklinna linnaosa, Raua tn 34-23·EMTAK 68121 — Development of building projects·25+ years
Andmed · ···
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Overview

e-Business Register · 15 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
13.11.2000e-Business Register
Address
Raua tn 34-23, Kesklinna linnaosa, Tallinn, 10120 Harju maakondADS · e-Business Register
E-mail address
tarmotamm27@gmail.come-Business Register
Telephone
+372 5047908· Telia Eesti ASe-Business Register · TTJA NBA
Principal activity
EMTAK 68121 - Development of building projectse-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2636,00 €e-Business Register
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Activity licences
  • Recent registrations

Data

  • 79 sources
  • Database
  • Extensions
  • MCP

Organisation

  • About
  • FAQ
  • For journalists
  • Donate
  • Donation terms
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  • Terms
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
PEP (1)
Data · 6 sourcese-Business Register · 9 min agoMTA
e-Business Register ↗

Registered 13. november 2000, primary activity: Development of building projects. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 II kv
12 273 €
▼ 88% vs 2025 II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 II kv
Tax debt
0 €
As of 10.08.2026 (MTA)
Revenue 2026 (I-II kv)
21k €
▼ 82% vs 2025 I-II kv
As of 10.07.2026 (MTA)
Employees
–
2026 (MTA)
Taxes paid
0 €
State + labour taxes · 2026 (I-II kv)
Tax debt
€0
As of 10.08.2026 (MTA)

Officers

e-Business Register · 15 h ago
Tarmo Tamm
Tarmo TammPEP
· board member since 07.11.2017
Board member

Founders

e-Business Register · 15 h ago
Tarmo Tamm
Tarmo TammPEP
· founder since 13.11.2000
Founder

Shareholders

e-Business Register · 15 h ago
Tarmo Tamm
Tarmo TammPEP
· shareholder since 01.09.2023
Shareholder 100% · 3k €

Other persons

e-Business Register · 15 h ago
AO
Aare Olander
Born 1959 · 67 y · auditor since 05.09.2016
Auditor

Subsidiaries

e-Business Register · shareholders · 15 h ago
OSAÜHING STR INVEST10709969Shareholder 0%Alpha 3D OÜ14586044Shareholder 35%osaühing PEETRI PUIT10626249Shareholder 74%Võistluse 7 OÜ12909566Hepsor V7 OÜ16992202

Annual reports (7)

e-Business Register · annual reports · 5 päeva tagasi
Revenue 2025
170k €
↗ +62.0% vs 2024
State taxes 2025
361 €
↘ -96.5% vs 2024
Employees 2025
0
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.07.2026 as of
200k €100k €0

Tech stack

Tehnoloogiad
Mobile carrier
+372 5047908Telia Eesti AS

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
03.06.2026ReportEsitati 2025. aasta aruanne— Käive 169 796 €
2025
16.06.2025ReportEsitati 2024. aasta aruanne— Käive 104 814 €

Connected companies

Same-person ties · e-Business Register

OSAÜHING STR INVEST is connected to 73 other companies through 2 people who hold a role here and elsewhere. The strongest tie runs through Tarmo Tamm (12 companies).

Total connections
73
via 2 people
Connecting people
2
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Tarmo
12 companies
Via personTarmo Tamm
Shareholder 50%WGC OÜ12859516
  • Alpha 3D OÜ (14586044) Shareholder 0%
  • osaühing PEETRI PUIT (10626249) Shareholder 35%
  • Võistluse 7 OÜ (12909566) Founder, Shareholder 74%
  • WGC OÜ (12859516) Founder, Shareholder 50%
  • Hepsor V7 OÜ (16992202) Founder, Shareholder 50% (via Võistluse 7 OÜ)
OSAÜHING STR INVEST is a shareholder or officer in 5 more companies.
Assets
Employees
2025169 796 €−10 028 €2,0m €3,0m €003.06.2026
2024104 814 €−3 890 177 €2,3m €2,9m €016.06.2025
2023AUD94 399 €322 616 €6,3m €7,3m €001.07.2024
2022AUD108 800 €131 975 €6,0m €7,1m €026.09.2023
2021AUD231 467 €844 722 €5,6m €6,2m €004.07.2022
2020AUD39 481 €615 377 €4,8m €5,6m €114.06.2021
2019AUD138 249 €294 566 €4,2m €4,9m €130.06.2020
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I-II Q20 764 €0 €0 €–
2025142 596 €361 €0 €–
202462 668 €10 294 €0 €–
202365 710 €5040 €0 €–
202286 552 €1738 €0 €–
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 20268k €12k €––
State taxes 20260 €0 €––
Taxes on workforce 20260 €0 €––
Employees 2026––––
Revenue 202514k €104k €12k €12k €
State taxes 20250 €0 €0 €361 €
Taxes on workforce 20250 €0 €0 €0 €
Employees 2025––––
Revenue 202416k €16k €16k €16k €
State taxes 20244k €2k €2k €2k €
Taxes on workforce 20240 €0 €0 €0 €
Employees 2024––––
Revenue 202310k €15k €26k €16k €
State taxes 20231k €0 €4k €0 €
Taxes on workforce 20230 €0 €0 €0 €
Employees 2023––––
Revenue 202237k €5k €20k €25k €
State taxes 20220 €–0 €2k €
Taxes on workforce 20220 €–0 €0 €
Employees 2022––––
12
Aare Olander61
TT
Tarmo Tamm
board member, founder, shareholder 100%
12 other companies›
CompanyRoleReg. code
BALIC OÜ
Board memberFounderShareholder 100%
14798645
Chat OÜ
Board memberFounderShareholder 10%
14346558
Erakond Eesti 200
Board member
80551335
GT Trading OÜ
Shareholder 50%FounderBoard member
11915984
Ishaya OÜ
Shareholder 100%FounderBoard member
12533629
MTJ VARA OÜ
Shareholder 33%
10966465
OSAÜHING KREEDEST
Founder
10576592
Tallinn, Raua tn 34 korteriühistu
Board member
80370142
Targad Näod OÜ
Board memberFounderShareholder 45%
14695224
Usaldusühing Nordic Projekt
General partner
10796891
Võistluse 7 OÜ
Board member
12909566
WGC OÜ
Board member
12859516
AO
Aare Olander
auditor
61 other companies›
CompanyRoleReg. code
Aare Olander
Sole trader
11761742
Aktsiaselts Clik
Auditor
10222262
Aktsiaselts Eesti Lindsaw
Auditor
10377036
Aktsiaselts FECTOR
Auditor
10752385
Aktsiaselts Helmcoil
Auditor
10181304
aktsiaselts Helmkoil Grupp
Auditor
11276389
aktsiaselts Indigo
Auditor
10101156
Aktsiaselts JÄRVAK
Auditor
10451318
Aktsiaselts Keila Autokeskus
Auditor
10427780
Aktsiaselts Lint Trading
Auditor
10576474
Aktsiaselts Medical Pharmacy Group
Auditor
12356191
Alpter Invest OÜ
Auditor
11139988
AN Invest Group OÜ
Auditor
11676048
ANOBION HULGIMÜÜGI OÜ
Auditor
10546378
AS Schotter
Auditor
10366535
Balti Rehviseadmete Aktsiaselts
Auditor
10378975
… and 45 more · see on the person page ↗

Analysis · 2025

computed from annual reports
Revenue170k €median 129k €1.3× the sector median
Net margin-5.9%median 10.1%-16.0 pp vs sector median
Revenue change62.0%median -0.0%+62.0 pp vs sector median
Equity ratio67.9%
Current ratio1.38
Labour cost of revenue0.0%
Compared with2024revenue 105k €

Peer group: Hoonestusprojektide arendus, 301 trading companies that filed a report in the last three years.

Founded 2000. That year 2,326 osaühing were registered; 2,244 are still trading, or 96.5%.